Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh mung » thanh hung, thanh dung, thanh trung
thanh tung » thanh cong
khoa dung » hoc dung, khoa cong
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, mot chieu
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan
phan dau » phan tu, hang dau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - ((thanh mung) or (thanh tung)) khoa dung cong tan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((thanh mung) OR (thanh tung)) khoa dung cong tan phan dau.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((thanh mung) or (thanh tung)) khoa dung cong tan phan dau*.